Borussia Dortmund have returned to winning ways in the Bundesliga but their meagre 2-1 over St Pauli Hamburg was hardly a morale booster for the next major task on Tuesday. Dortmund travel to the Bernabeu to face Real Madrid in what is a rematch of last season’s Champions League final which Real won 2-0 at Wembley for a record-extending 15th title. Dortmund have maximum points from their first two matches in this term’s league stage but star-studded Real are of a very different calibre than Club Brugge and Celtic, even if they lost at Lille in their last outing. Players must recover “Tonight I…